\documentclass[tikz,border=0.1cm]{standalone}

\usepackage{tikz}
\usepackage{pgfplots}
\usepackage{amsmath}

\pgfplotsset{compat=newest}

\begin{document}

\newcommand{\power}{10}

\begin{tikzpicture}
\fontfamily{phv}
\scriptsize
\begin{axis}[
  height=5.5cm,
  width=5cm,
  axis x line=center,
  axis y line=center,
  xtick={-200,-100,50,150},
  xticklabels={30,20,25,35},
  ytick={20,60,100},
  yticklabels={},
  xgrid,
  xlabel style={below left},
  ylabel style={below right},
  xmin=-250,
  xmax=250,
  ymin=-5,
  ymax=130]
  
\node[] at (axis cs: -90,125) {MAPE};
\node[] at (axis cs: 90,125) {RMSE};

%% RMSE
\draw[draw=gray!60, fill=red!20] (4,20-14) rectangle (267.9-200,20-7-0.7);
\draw[draw=gray!60, fill=red!20] (4,20-14+40) rectangle (283.3-200,20-7+40-0.7);
\draw[draw=gray!60, fill=red!20] (4,20-14+80) rectangle (303.4-200,20-7+80-0.7);

\draw[draw=gray!60, fill=green!20] (4,20-7) rectangle (332.6-200,20-0.7);
\draw[draw=gray!60, fill=green!20] (4,20-7+40) rectangle (361.9-200,20+40-0.7);
\draw[draw=gray!60, fill=green!20] (4,20-7+80) rectangle (400.8-200,20+80-0.7);

\draw[draw=gray!60, fill=blue!20] (4,20) rectangle (349.2-200,20+7-0.7);
\draw[draw=gray!60, fill=blue!20] (4,20+40) rectangle (346.8-200,20+7+40-0.7);
\draw[draw=gray!60, fill=blue!20] (4,20+80) rectangle (344.6-200,20+7+80-0.7);

\draw[draw=gray!60, fill=yellow!20] (4,20+7) rectangle (329.9-200,20+14-0.7);
\draw[draw=gray!60, fill=yellow!20] (4,20+7+40) rectangle (383.8-200,20+14+40-0.7);
\draw[draw=gray!60, fill=yellow!20] (4,20+7+80) rectangle (414.4-200,20+14+80-0.7);


%% MAPE
\draw[draw=gray!60, fill=red!20] (-4,20-14) rectangle (-194.5+100,20-7-0.7);
\draw[draw=gray!60, fill=red!20] (-4,20-14+40) rectangle (-198.5+100,20-7+40-0.7);
\draw[draw=gray!60, fill=red!20] (-4,20-14+80) rectangle (-205.7+100,20-7+80-0.7);

\draw[draw=gray!60, fill=green!20] (-4,20-7) rectangle (-195.1+100,20-0.7);
\draw[draw=gray!60, fill=green!20] (-4,20-7+40) rectangle (-201.3+100,20+40-0.7);
\draw[draw=gray!60, fill=green!20] (-4,20-7+80) rectangle (-210.1+100,20+80-0.7);

\draw[draw=gray!60, fill=blue!20] (-4,20) rectangle (-202.2+100,20+7-0.7);
\draw[draw=gray!60, fill=blue!20] (-4,20+40) rectangle (-199.5+100,20+7+40-0.7);
\draw[draw=gray!60, fill=blue!20] (-4,20+80) rectangle (-210.1+100,20+7+80-0.7);

\draw[draw=gray!60, fill=yellow!20] (-4,20+7) rectangle (-281.5+100,20+14-0.7);
\draw[draw=gray!60, fill=yellow!20] (-4,20+7+40) rectangle (-302.7+100,20+14+40-0.7);
\draw[draw=gray!60, fill=yellow!20] (-4,20+7+80) rectangle (-323.6+100,20+14+80-0.7);

\addplot[mark=None, very thin, dashed] plot coordinates { (-100,0) (-100,115) };
\addplot[mark=None, very thin, dashed] plot coordinates { (50,0) (50,115) };


\end{axis}
\end{tikzpicture}

\end{document}